200.3+20.05-20.03×200.(1)200.3+20.05-20.03×200.4(2)4.83×0.59+0.41+1.59-0.324×5.9(3)2.19+6.48+0.51-1.38-5.48-0.62(4)1.25×0.25×3232×9.1

问题描述:

200.3+20.05-20.03×200.
(1)200.3+20.05-20.03×200.4
(2)4.83×0.59+0.41+1.59-0.324×5.9
(3)2.19+6.48+0.51-1.38-5.48-0.62
(4)1.25×0.25×3232×9.1

第一200.3+20.05-20.03×200.4=200.3+20.05-200.3×20.04=200.3(20.05-20.04)=200.3*0.01=2.003第二4.83*0.59+0.41*1.59-0.324*5.9=4.83*0.59+0.41+0.41*0.59-3.24*0.59=(4.83+0.41-3.24)*0.59+0.41=2*0.59+0.41...